Merge pull request matplotlib#7236 from NelleV/enh_contributing_guidelines

ENH Improving the contribution guidelines

Author: ivanov

doc/_static/mpl.css

@@ -357,6 +357,19 @@ div.admonition, div.warning {
     font-size: 0.9em;
 }
 
+div.warning {
+    color: #b94a48;
+    background-color: #F3E5E5;
+    border: 1px solid #eed3d7;
+}
+
+div.green {
+    color: #468847;
+    background-color: #dff0d8;
+    border: 1px solid #d6e9c6;
+}
+
+
 div.admonition p, div.warning p {
     margin: 0.5em 1em 0.5em 1em;
     padding: 0;
@@ -366,19 +379,57 @@ div.admonition pre, div.warning pre {
     margin: 0.4em 1em 0.4em 1em;
 }
 
+div.admonition p.admonition-title + p {
+    display: inline;
+}
+
+
 div.admonition p.admonition-title,
 div.warning p.admonition-title {
     margin: 0;
     font-weight: bold;
     font-size: 14px;
 }
 
+div.admonition {
+    margin-bottom: 10px;
+    margin-top: 10px;
+    padding: 7px;
+    border-radius: 4px;
+    -moz-border-radius: 4px;
+  }
+
+
+div.note {
+    background-color: #eee;
+    border: 1px solid #ccc;
+}
+
+div.topic {
+    background-color: #eee;
+    border: 1px solid #CCC;
+    margin: 10px 0px;
+    padding: 7px 7px 0px;
+    border-radius: 4px;
+    -moz-border-radius: 4px;
+}
+
+p.topic-title {
+    font-size: 1.1em;
+    font-weight: bold;
+}
+
+div.seealso {
+    background-color: #FFFBE8;
+    border: 1px solid #fbeed5;
+    color: #AF8A4B;
+  }
+
 div.warning {
     border: 1px solid #940000;
 }
 
 div.warning p.admonition-title {
-    background-color: #CF0000;
     border-bottom-color: #940000;
 }
 

doc/api/index.rst

@@ -51,6 +51,7 @@
    text_api.rst
    ticker_api.rst
    tight_layout_api.rst
+   transformations.rst
    tri_api.rst
    type1font.rst
    units_api.rst

doc/devel/transformations.rst renamed to doc/api/transformations.rst

@@ -1,8 +1,8 @@
 .. _adding-new-scales:
 
-***********************************************
-Adding new scales and projections to matplotlib
-***********************************************
+=========================================================
+Developer's guide for creating scales and transformations
+=========================================================
 
 .. ::author Michael Droettboom